Cyanoethyl alpha chloracrylate



with various monomers it yields useful copoly- Anal-yaw mers; It may be prepared as follows: 5

A mixture'of 143 g. alpha, beta-dichloropro- Element per cm 3 3? pionic acid, 80 g. ethylene cyanohydrin, 1 g. para- 10mm m d toluene sulphonic acid and 250 cc. benzene was treated in the usual manner to remove the water. N 9. a4; v9.64 as The residue was treated to remove the unreacted 0 C1 21-32; 21-58 acid and cyanohydrin. On heating to distill de- I composition occurred. Using a soda lime tower What I claim is: a pressure of 3 mm. was maintained,"and a fraccyanoethyl-alpha-chloroacrylate.

Patented June 15 1943 I UNIT!) STATES 'PATENT OFFICE CYANOETHYL ALPHA CHLORACRYLATE Joy G. Lichty, Stow, Ohio, assignor to Winsioot Corporation, Wilmington, DeL, a corporation of Delaware No Drawing. Application June 30, 1942, Serial No. 449,186

1 Claim. (01. 260-464) This invention relates to cyanoethyl-alphachloroacrylate, and not the dichloropropionate chloroacrylate. It is a useful. component of as might havebeen x ct d, polymerization reactions. On copolymerization tion boiling at 93-118 C. was obtained. This was identified by analysis as cyanoethyl-alpha- 15 JOY G. LICHTY. 

